body { 
background: #fff url(../images/bg.gif) repeat-x;
font: .8em Verdana, Helvetica, Times New Roman;
}

#header {
  background-image: url("../images/logo.gif");
  background-repeat: no-repeat;
  background-position: top left;
  position: relative;
  height: 32px;
  width: 110px;
}

#header a {
  position: absolute;
  top: 0;
  left: 0;
  height: 32px;
  width: 110px;
}

#header h1 {
display:none;
}

#header {
padding-top: 10px;
padding-left: 75px;
}

#op {
float: left;
margin: 0 auto;
margin-top: 0px;
text-align: center;
}

#wrapper p {
margin: 5px;
padding: 0px;
}
#problem {
margin: 0 auto;
margin-top: 0px;
text-align: center;
}
.number {
font-size: 3em;
color: #976c05;
}